CN218925283U

CN218925283U - Particle screening device

Info

Publication number: CN218925283U
Application number: CN202223161924.9U
Authority: CN
Inventors: 仉杰
Original assignee: Tianjin Handewei Pharmaceutical Co ltd
Current assignee: Tianjin Handewei Pharmaceutical Co ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-04-28
Anticipated expiration: 2032-11-22

Abstract

The utility model provides a particle screening device which comprises a base, a vibrating assembly, a bottom plate, a screening assembly, an upper cover and an elastic assembly, wherein the upper end of the base is fixedly connected to the lower end of the bottom plate through the elastic assembly, the lower end of the base is fixedly connected to a preset position, the middle part of the lower end of the bottom plate is fixedly provided with the vibrating assembly, the upper end of the bottom plate is fixedly provided with the screening assembly, the upper end of the screening assembly is provided with the upper cover, the middle part of the upper cover is provided with a feeding hole, one side of the screening assembly is provided with a discharging hole, the vibrating assembly is screening power of the screening assembly, and particles in the screening assembly move to the discharging hole through the screening power. According to the particle screening device, different screening calibers and the number of layers of screening can be assembled according to actual demands, so that the use of different working conditions is met, the utilization rate of equipment is increased, meanwhile, the screening device occupies a small space, and the screening conveying power is small, so that the particle screening device is easy to popularize.

Description

Particle screening device

Technical Field

The utility model belongs to the field of particle screening, and particularly relates to a particle screening device.

Background

The production process of isoniazid comprises the steps of dissolving, condensing, rough decoloring, exquisite drying and screening powder packaging, wherein in the screening process, a dried isoniazid product is discharged from a dryer to a crushing and screening machine, and is discharged to a transfer trolley after screening powder, and is transferred to a packaging area for manual weighing and packaging, and in order to improve the product quality of production efficiency, isoniazid particles selected by different processes are different in diameter, and the isoniazid screening powder diameter is required to be finely divided.

Disclosure of Invention

In view of the above, the present utility model aims to provide a particle screening device, so as to solve the problems of the prior art, such as difficulty in adjusting the screening level and incomplete screening.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a granule screening plant, the on-line screen storage device comprises a base, vibrating assembly, the bottom plate, screening subassembly, upper cover and elastic component, the lower extreme of base upper end through elastic component fixed connection to bottom plate, base lower extreme fixed connection to preset the position, and the fixed vibrating assembly that sets up in lower extreme middle part of bottom plate, the bottom plate upper end is fixed to set up screening subassembly, and screening subassembly upper end sets up the upper cover, the upper cover middle part sets up the feed inlet, screening subassembly one side sets up the discharge gate, vibrating assembly is screening subassembly's screening power, and granule material moves to the discharge gate through screening power in the screening subassembly.

Further, the screening subassembly includes a plurality of screening casees, and a plurality of screening casees from top to bottom set gradually, and all can dismantle through the jack catch between two adjacent screening casees, between screening case and the upper cover, between screening case and the bottom plate and be connected.

Further, the upper end of each screening box and the upper end of the bottom plate are provided with positioning bosses, the lower end of the upper cover and the lower end of each screening box are provided with positioning grooves, and the periphery of each positioning boss and the inner ring of each positioning groove are of matched sizes.

Further, each screening box comprises a box body and a screen with an inner ring detachably mounted, a discharge hole is formed in the side wall of the box body, a discharge pipe is mounted on the discharge hole, a baffle ring is sleeved in the box body, and the periphery of the baffle ring is abutted to the upper end of the screen.

Furthermore, the inner ring of the baffle ring is of an arc-shaped convex structure, an arc-shaped concave structure or a slope structure.

Further, the elastic component comprises a plurality of hard springs, the hard springs are uniformly distributed along the circumference of the lower end of the bottom plate, one end of each hard spring is fixedly connected to the lower end of the bottom plate, and the other end of each hard spring is fixedly connected to the upper end of the base.

Further, vibration subassembly includes sways motor and vibrating motor, sways motor and vibrating motor and equal fixed mounting to the bottom plate lower extreme, and sways motor and vibrating motor and be with the base inner circle, sways motor fixed mounting to the bottom plate middle part, sways motor and vibrating motor's transmission shaft mutually perpendicular setting, and sways motor's transmission shaft and screening subassembly coaxial, installs the cam respectively on sways motor's transmission shaft and vibrating motor's the transmission shaft.

Compared with the prior art, the particle screening device has the following beneficial effects:

(1) According to the particle screening device, different screening calibers and the number of layers of screening can be assembled according to actual demands, so that the use of different working conditions is met, the utilization rate of equipment is increased, meanwhile, the screening device occupies a small space, and the screening conveying power is small, so that the particle screening device is easy to popularize.

(2) According to the particle screening device, the large particle materials screened out are moved to the side wall of the inner ring of the box body through vibration in a discharging mode of the discharging hole, then slowly creep to the discharging hole, and small particles are driven to roll to the discharging hole when the large particles creep, so that the small particles are prevented from being blocked by the baffle ring, the large particles climb over the baffle ring and are led out from the discharging hole, and the small particles fall down from the screen.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of a particle screening apparatus according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a particle screening apparatus according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a structure of an underfloor mounted vibration assembly according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of a screening box according to an embodiment of the present utility model.

Reference numerals illustrate:

1-a base; 2-a vibration assembly; 21-a swing motor; 22-a vibration motor; 23-cams; 3-a bottom plate; 31-boss; 4-a screen assembly; 41-a box body; 42-screen; 43-discharging pipe; 44-baffle rings; 5-upper cover; 6-elastic component.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

As shown in fig. 1-4, a particle screening device, including base 1, vibration subassembly 2, bottom plate 3, screening subassembly 4, upper cover 5 and elastic component 6, base 1 upper end is through elastic component 6 fixed connection to the lower extreme of bottom plate 3, base 1 lower extreme fixed connection is to predetermineeing the position, and the fixed vibration subassembly 2 that sets up in bottom plate 3's lower extreme middle part, bottom plate 3 upper end is fixed to set up screening subassembly 4, and screening subassembly 4 upper end sets up upper cover 5, upper cover 5 middle part sets up the feed inlet, screening subassembly 4 one side sets up the discharge gate, vibration subassembly 2 is screening power of screening subassembly 4, and granule material in screening subassembly 4 is through screening power removal to the discharge gate, screening subassembly 4 includes a plurality of screening cases, and a plurality of screening cases set gradually from top to bottom, and between two adjacent screening cases, between screening case and the upper cover 5, all through detachable connection between screening case and the bottom plate 3, the use of this screening device can assemble different screening and screening according to actual demand, the utilization ratio of different operating modes has been increased, this screening device takes up a place easily, the floor space is little, the power is promoted.

The upper end of each screening box and the upper end of the bottom plate 3 are provided with positioning bosses 31, the lower end of the upper cover 5 and the lower end of each screening box are provided with positioning grooves, the periphery of the positioning bosses 31 and the inner rings of the positioning grooves are matched in size, so that the two screening boxes, the screening boxes and the bottom plate 3 are positioned and fixed conveniently, relative displacement among components during vibration screening is prevented, and positive production operation is influenced.

Each screening box comprises a box body 41 and a screen 42 with the inner ring detachably mounted, a discharge hole is formed in the side wall of the box body 41, a discharge pipe 43 is mounted on the discharge hole, a baffle ring 44 is sleeved in the box body 41, the periphery of the baffle ring 44 is abutted to the upper end of the screen 42, the large-particle materials screened out are displaced to the side wall of the inner ring of the box body 41 through vibration in a discharge mode of the discharge hole, then slowly creep to the discharge hole, small particles can be driven to roll to the discharge hole during large-particle creep, the purpose of the baffle ring 44 is to prevent the small particles from being blocked, the large particles climb over the baffle ring 44 to be led out from the discharge hole, the small particles fall down from the screen 42, and the inner ring-shaped surface of the baffle ring 44 can be manufactured according to actual requirements and can be manufactured into an arc-shaped convex structure, an arc-shaped concave structure or a slope structure.

The elastic component 6 includes a plurality of stereoplasm springs, and a plurality of stereoplasm springs are along bottom plate 3 lower extreme circumference equipartition, and the one end fixed connection of every stereoplasm spring is to the lower extreme of bottom plate 3, and the other end fixed connection of stereoplasm spring is to the upper end of base 1, and elastic component 6 is used for the shock attenuation to screening subassembly 4, prevents that the vibration from passing to implementation ground, influences other equipment operations.

The vibration subassembly 2 includes rocking motor 21 and vibrating motor 22, rocking motor 21 and vibrating motor 22 equal fixed mounting are to bottom plate 3 lower extreme, and rocking motor 21 and vibrating motor 22 are with base 1 inner circle, rocking motor 21 fixed mounting is to bottom plate 3 middle part, rocking motor 21 and vibrating motor 22's transmission shaft mutually perpendicular sets up, and rocking motor 21's transmission shaft and screening subassembly 4 coaxial, install cam 23 on rocking motor 21's transmission shaft and vibrating motor 22's the transmission shaft respectively, rocking motor 21 is used for the rocking to screening subassembly 4, the screening area of diffusion material that waits to sieve, vibrating motor 22 is used for bouncing the material that waits to sieve in order to sieve.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. A particle screening device, characterized in that: including base (1), vibration subassembly (2), bottom plate (3), screening subassembly (4), upper cover (5) and elastic component (6), the lower extreme of base (1) upper end through elastic component (6) fixed connection to bottom plate (3), base (1) lower extreme fixed connection to preset position, and the lower extreme middle part of bottom plate (3) is fixed to set up vibration subassembly (2), bottom plate (3) upper end is fixed to set up screening subassembly (4), and screening subassembly (4) upper end sets up upper cover (5), upper cover (5) middle part sets up the feed inlet, screening subassembly (4) one side sets up the discharge gate, vibration subassembly (2) are screening power of screening subassembly (4), and granule material moves to the discharge gate through screening power in screening subassembly (4).

2. A particle screening apparatus as claimed in claim 1, wherein: the screening component (4) comprises a plurality of screening boxes, the screening boxes are sequentially arranged from top to bottom, and the screening boxes, the screening boxes and the upper cover (5) and the screening boxes and the bottom plate (3) are detachably connected through clamping claws.

3. A particle screening apparatus as claimed in claim 2, wherein: the upper end of each screening box and the upper end of the bottom plate (3) are provided with positioning bosses (31), the lower end of the upper cover (5) and the lower end of each screening box are provided with positioning grooves, and the periphery of each positioning boss (31) and the inner ring of each positioning groove are of matched sizes.

4. A particle screening apparatus as claimed in claim 2, wherein: each screening box comprises a box body (41) and a screen (42) with an inner ring detachably mounted, a discharge hole is formed in the side wall of the box body (41), a discharge pipe (43) is mounted on the discharge hole, a baffle ring (44) is sleeved in the box body (41), and the periphery of the baffle ring (44) is abutted to the upper end of the screen (42).

5. A particle screening apparatus as claimed in claim 4, wherein: the inner ring of the baffle ring (44) is of an arc-shaped convex structure, an arc-shaped concave structure or a slope structure.

6. A particle screening apparatus as claimed in claim 1, wherein: the elastic component (6) comprises a plurality of hard springs, the hard springs are circumferentially and uniformly distributed along the lower end of the base plate (3), one end of each hard spring is fixedly connected to the lower end of the base plate (3), and the other end of each hard spring is fixedly connected to the upper end of the base (1).

7. A particle screening apparatus as claimed in claim 1, wherein: vibration subassembly (2) are including rocking motor (21) and vibrating motor (22), rocking motor (21) and vibrating motor (22) are all fixed mounting to bottom plate (3) lower extreme, and rocking motor (21) and vibrating motor (22) are with base (1) inner circle, rocking motor (21) fixed mounting is to bottom plate (3) middle part, the transmission shaft mutually perpendicular setting of rocking motor (21) and vibrating motor (22), and the transmission shaft and the screen assembly (4) of rocking motor (21) are coaxial, install cam (23) respectively on the transmission shaft of rocking motor (21) and the transmission shaft of vibrating motor (22).